红桑Acalypha wilkesiana
中文名（Chinese Name）：红桑
学名（Scientific Name）：Acalypha wilkesiana Muell. Arg.
英文名（English Common Name）：
别名（Chinese Common Name）：三色铁苋菜
异名（Synonym）：
科属（Family & Genus）：大戟科（Euphorbiaceae）铁苋菜属
形态特征（Description）：灌木，高1-4米；嫩枝被短毛。叶纸质，阔卵形，古铜绿色或浅红色，常有不规则的红色或紫色斑块，长10-18厘米，宽6-12厘米，顶端渐尖，基部圆钝，边缘具粗圆锯齿，下面沿叶脉具疏毛；基出脉3-5条；叶柄长2-3厘米，具疏毛；托叶狭三角形，长约8毫米，基部宽2-3毫米，具短毛。雌雄同株，通常雌雄花异序，雄花序长10-20厘米，各部均被微柔毛，苞片卵形，长约1毫米，苞腋具雄花9-17朵，排成团伞花序；雌花序长5-10厘米，花序梗长约2厘米，雌花苞片阔卵形，长5毫米，宽约8毫米具粗齿7-11枚，苞腋具雌花1 (-2)朵；花梗无；雄花：花萼裂片4枚，长卵形，长约0.7毫米；雄蕊8枚；花梗长约1毫米；雌花：萼片3-4枚，长卵形或三角状卵形，长0.5-1毫米，具缘毛；子房密生毛，花柱3，长6-7毫米，撕裂9-15条。蒴果直径约4毫米，具3个分果爿，疏生具基的长毛；种子球形，直径约2毫米平滑。花期几全年。
分布（Distribution）：原产于太平洋岛屿；现广泛栽培于热带、亚热带地区。
用途（Use）：
引自中国植物志英文版FOC Vol. 11 Page 251, 255
Acalypha wilkesiana Müller Argoviensis in A. Candolle, Prodr. 15(2): 817. 1866.
红桑 hong sang | Euphorbiaceae | Acalypha
Shrubs, 1-3 m tall, monoecious. Young branchlets pubescent. Stipules narrowly triangular, ca. 8 mm; petiole 2-3 mm, pilose; leaf blade broadly ovate, 10-18 × 6-12 cm, often colored or red- or purple spotted, abaxially pilose along veins, base obtuse, margin coarsely crenate, apex acuminate; basal veins 3-5. Inflorescences axillary, unbranched, unisexual. Male flowers 9-17, glomerate; inflorescences 10-20 cm, pilose; bracts lax, ovate, ca. 1 mm; pedicel ca. 1 cm; sepals 4, ovate, ca. 0.7 mm; stamens 8. Female flowers 1(or 2) in each bract, sessile; inflorescences 5-10 cm; peduncle ca. 2 cm; bracts broadly ovate, ca. 5 × 8 mm, 7-11-serrate; sepals 3 or 4, ovate-lanceolate, 0.5-1 mm, ciliate; ovary pubescent; styles 3, 6-7 mm, 9-15-laciniate. Capsule ca. 4 mm in diam., sparsely villous. Seeds globose, ca. 2 mm in diam., smooth. Fl. year-round.
Cultivated in gardens, parks; below 200 m. Most provinces of S China [widely cultivated as an ornamental; native to Melanesia].
Some cultivars of Acalypha wilkesiana are recognized, most notably ‘Marginata’ (金边红桑 jin bian hong sang), cultivated in S China, with leaf blades ranging to ovate-rhombic, red to pink at the margin.
（责任编辑：徐晔春）
学名（Scientific Name）：Acalypha wilkesiana Muell. Arg.
英文名（English Common Name）：
别名（Chinese Common Name）：三色铁苋菜
异名（Synonym）：
科属（Family & Genus）：大戟科（Euphorbiaceae）铁苋菜属
形态特征（Description）：灌木，高1-4米；嫩枝被短毛。叶纸质，阔卵形，古铜绿色或浅红色，常有不规则的红色或紫色斑块，长10-18厘米，宽6-12厘米，顶端渐尖，基部圆钝，边缘具粗圆锯齿，下面沿叶脉具疏毛；基出脉3-5条；叶柄长2-3厘米，具疏毛；托叶狭三角形，长约8毫米，基部宽2-3毫米，具短毛。雌雄同株，通常雌雄花异序，雄花序长10-20厘米，各部均被微柔毛，苞片卵形，长约1毫米，苞腋具雄花9-17朵，排成团伞花序；雌花序长5-10厘米，花序梗长约2厘米，雌花苞片阔卵形，长5毫米，宽约8毫米具粗齿7-11枚，苞腋具雌花1 (-2)朵；花梗无；雄花：花萼裂片4枚，长卵形，长约0.7毫米；雄蕊8枚；花梗长约1毫米；雌花：萼片3-4枚，长卵形或三角状卵形，长0.5-1毫米，具缘毛；子房密生毛，花柱3，长6-7毫米，撕裂9-15条。蒴果直径约4毫米，具3个分果爿，疏生具基的长毛；种子球形，直径约2毫米平滑。花期几全年。
分布（Distribution）：原产于太平洋岛屿；现广泛栽培于热带、亚热带地区。
用途（Use）：
引自中国植物志英文版FOC Vol. 11 Page 251, 255
Acalypha wilkesiana Müller Argoviensis in A. Candolle, Prodr. 15(2): 817. 1866.
红桑 hong sang | Euphorbiaceae | Acalypha
Shrubs, 1-3 m tall, monoecious. Young branchlets pubescent. Stipules narrowly triangular, ca. 8 mm; petiole 2-3 mm, pilose; leaf blade broadly ovate, 10-18 × 6-12 cm, often colored or red- or purple spotted, abaxially pilose along veins, base obtuse, margin coarsely crenate, apex acuminate; basal veins 3-5. Inflorescences axillary, unbranched, unisexual. Male flowers 9-17, glomerate; inflorescences 10-20 cm, pilose; bracts lax, ovate, ca. 1 mm; pedicel ca. 1 cm; sepals 4, ovate, ca. 0.7 mm; stamens 8. Female flowers 1(or 2) in each bract, sessile; inflorescences 5-10 cm; peduncle ca. 2 cm; bracts broadly ovate, ca. 5 × 8 mm, 7-11-serrate; sepals 3 or 4, ovate-lanceolate, 0.5-1 mm, ciliate; ovary pubescent; styles 3, 6-7 mm, 9-15-laciniate. Capsule ca. 4 mm in diam., sparsely villous. Seeds globose, ca. 2 mm in diam., smooth. Fl. year-round.
Cultivated in gardens, parks; below 200 m. Most provinces of S China [widely cultivated as an ornamental; native to Melanesia].
Some cultivars of Acalypha wilkesiana are recognized, most notably ‘Marginata’ (金边红桑 jin bian hong sang), cultivated in S China, with leaf blades ranging to ovate-rhombic, red to pink at the margin.
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